Vehicle: SEC 600 COUPE (RHD) One of the chosen few.
Location: Leicester UK
Posts: 1,358
RE: What pressurizes the hydraulic shocks?
the system is a constant recirculating one, if the oil is clear =like water, then no need to replace, if dirty then you need to drain from the reservoir feed whilst filling the tank up.The oil is special to mercedes, so only use what mummy recomends
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